/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/Evolution/SolverBody.h
Set the math types used by the constraint solvers when single precision is acceptable. NOTE: public APIs should still use FReal, FVec3 etc. whereas FSolverReal and associated types are for use internally where double precision is unnecessary and causes performance issues and/or memory bloat.
typedef [FRealSingle](API\Runtime\ChaosCore\Chaos\FRealSingle) FSolverReal